December weather forecastQuevedos, Brazil

Weather in December

The first month of the summer, December, is a hot month in Quevedos, Brazil, with an average temperature fluctuating between 30.1°C (86.2°F) and 18°C (64.4°F).

Temperature

The arrival of December coincides with an average high-temperature of a tropical 30.1°C (86.2°F), indicating a minimal shift from November's 27.5°C (81.5°F). December, marked by an average low-temperature of 18°C (64.4°F), indicates a large temperature drop from the daytime peak.

Heat index

December's mean heat index is computed to be a fiery hot 35°C (95°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
The natural cooling mechanism in humans involves perspiration, where the evaporation of sweat balances out excessive warmth. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

December is the least humid month in Quevedos, with an average relative humidity of 70%.

Rainfall

In Quevedos, during December, the rain falls for 14.2 days and regularly aggregates up to 78mm (3.07") of precipitation. In Quevedos, during the entire year, the rain falls for 146.4 days and collects up to 974mm (38.35") of precipitation.

Daylight

The month with the longest days is December, with an average of 14h and 0min of daylight.
On the first day of December, sunrise is at 05:28 and sunset at 19:22. On the last day of the month, sunrise is at 05:39 and sunset at 19:39 -03.

Sunshine

The month with the most sunshine is December, with an average of 8.7h of sunshine.

UV index

In December, the average daily maximum UV index in Quevedos is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.